62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 321 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Aberdeen, MD (2026)
29 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Aberdeen: Chavis Septic Services, CR Score 62/100; 4.9★ from 321 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): John's Septic Service, posts 24/7 hours; ranked #2 of 29.
- 8
Most-reviewed: Certified Property Inspection, 1,896 Google reviews at 5.0★, the most of 29 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 Aberdeen septic service companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 15 open Saturdays and 12 open Sundays, based on posted hours. The median Google rating is 4.9★ across 29 rated businesses.
Top 10 septic service companies in Aberdeen at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Chavis Septic Services | 62 | 4.9★ (321) | South Bel Air, 11 mi away | 24/7 | Overall |
| 2 | John's Septic Service | 62 | 5.0★ (35) | Aberdeen | 24/7 | Emergencies |
| 3 | Queen Bee's Septic, LLC | 59 | 4.9★ (79) | Elkton, 17 mi away | 24/7 | — |
| 4 | Eagle and Son Septic | 57 | 5.0★ (17) | South Bel Air, 10 mi away | Sat · Sun · Evenings | — |
| 5 | Jones Septic Service | 57 | 4.9★ (78) | Elkton, 19 mi away | Sat · Sun | — |
| 6 | Northern Way Septic pumping Services & porta potty rentals | 56 | 5.0★ (15) | South Bel Air, 10 mi away | 24/7 | — |
| 7 | Hall's Septic Service | 55 | 4.6★ (59) | South Bel Air, 4 mi away | — | — |
| 8 | Certified Property Inspection | 55 | 5.0★ (1,896) | Perry Hall, 17 mi away | Sat | Most reviews |
| 9 | Earl E Preston Jr Inc and Whiteford Septic Service | 55 | 4.9★ (185) | South Bel Air, 19 mi away | — | — |
| 10 | Mr. Rooter Plumbing of Newark | 54 | 4.9★ (501) | Newark, 23 mi away | 24/7 | — |
The 29 best septic service companies in Aberdeen, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Aberdeen
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elkton, 17 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Bel Air, 10 mi away
57/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elkton, 19 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Bel Air, 10 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Bel Air, 4 mi away
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 59 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Perry Hall, 17 mi away
55/100CR ScoreRanked #8 because of its Google rating and review volume: 5.0★ from 1,896 Google reviews, the most in Aberdeen.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Bel Air, 19 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 185 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newark, 23 mi away
54/100CR ScoreRanked #10 because of its Google rating and review volume: 4.9★ from 501 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elkton, 17 mi away
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Aberdeen
54/100CR ScoreRanked #12 because of its Google rating and availability: 4.2★ from 36 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Aberdeen
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Joppatowne, 14 mi away
53/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Elkton, 10 mi away
52/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rosedale, 23 mi away
52/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 60 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rosedale, 20 mi away
52/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in White Marsh, 15 mi away
51/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 24 mi away
51/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 88 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Baltimore, 25 mi away
50/100CR ScoreRanked #20 because of its Google rating and review volume: 4.9★ from 1,738 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elkton, 17 mi away
50/100CR ScoreRanked #21 because of its Google rating and trade focus: 2.7★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Bel Air North, 17 mi away
50/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Baltimore, 19 mi away
49/100CR ScoreRanked #23 because of its Google rating and trade focus: 3.8★ from 22 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bel Air North, 20 mi away
49/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bel Air North, 23 mi away
47/100CR ScoreRanked #25 because of its Google rating and availability: 4.5★ from 11 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 29 septic service companies
#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | United Rentals - Reliable Onsite Services | 47 | 5.0★ (3) | 24 mi |
| 27 | Action Plumbing Sewer & Drain Cleaning Inc | 47 | 4.3★ (9) | 21 mi |
| 28 | C.A. Taciak & Sons | 46 | 5.0★ (29) | 23 mi |
| 29 | LECCO Excavating-Pipeline | 46 | 4.5★ (21) | 19 mi |
Also serving Aberdeen
12 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A & D Septic Services | 10 mi | |
| Allen Plumber Sewer & Drain | 10 mi | |
| Bel Air Septic Service | 15 mi | |
| Chesapeake Bay Septic Tank | 18 mi | |
| Constipated Drain Sewer | 3.0★ (1) | 24 mi |
| Dennis Bosley Services | 5.0★ (2) | 10 mi |
| Electric EEL Sewer & Drain Cleaning | 16 mi | |
| Howell Edward P Inc | 3.0★ (2) | 16 mi |
| Jordan T Caldarelli | 16 mi | |
| Maryland Septic Services | 13 mi | |
| Parks Septic Sewer & Drain Inc | 5.0★ (1) | 21 mi |
| Shahan Enterprises Inc | 5.0★ (2) | 8 mi |
How we ranked Aberdeen septic service companies
We scored 29 Aberdeen septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Aberdeen data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Septic service companies in Aberdeen: frequently asked questions
Who is the best septic service company in Aberdeen?
By CR Score, the highest-ranked septic service company in Aberdeen, MD is Chavis Septic Services with a CR Score of 62/100. It has 4.9★ from 321 Google reviews. It is open 24/7. John's Septic Service (#2) and Queen Bee's Septic, LLC (#3) follow. We ranked 29 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Aberdeen?
ContractorsRanked ranks 29 septic service companies serving Aberdeen, MD. 3 of them are based in Aberdeen; the rest serve it from nearby towns. Another 12 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Aberdeen are open 24/7?
10 ranked septic service companies in Aberdeen post 24/7 hours. The highest-ranked are Chavis Septic Services (#1), John's Septic Service (#2) and Queen Bee's Septic, LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Aberdeen work on weekends?
15 of 29 ranked septic service companies post Saturday hours and 12 post Sunday hours. The highest-ranked open Saturdays are Chavis Septic Services (#1), John's Septic Service (#2) and Queen Bee's Septic, LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Aberdeen septic service companies have?
The median Google rating among 29 rated septic service companies in Aberdeen is 4.9★, with a median of 24 reviews. Certified Property Inspection has the most, 1,896 reviews, and ranks #8. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Aberdeen count in this ranking?
Yes, if they are within 25 mi of the Aberdeen city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Aberdeen
- November 2026: CR Scores recalculated for 29 septic service companies serving Aberdeen.
More septic service companies and Aberdeen pages
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